Samsung · Laser Printers
An error indicating a problem with the User Interface (UI), which could be due to a loose UI connector or a fault with the OPE board or main board.
Click steps to track your progress.
Turn off the printer, wait a few seconds, then turn it back on.
Check for any visible loose connectors on the printer's user interface panel (if user-accessible).
Ensure all printer covers and panels are properly closed and secured.